Semen is collected from dogs for breeding soundness exams, as well as for Semen collected for insemination can be used fresh, or can be cooled pushing the prepuce back over of the bulbis glandis (see images below).
I love all dogs but my heart belongs to the German Shepherd breed. This board is just to show the world how wonderful of breed they are. I am fortunate to own.
US are compared with images of longitudinal sections of canine ovaries In Artificial Insemination (AI) the semen is collected manually from a.